The Role of a PGT Genetic Counselor in Thailand

What Is a PGT Genetic Counselor?

A PGT genetic counselor is a healthcare professional with specialized training in genetics and counseling. In the context of preimplantation genetic testing (PGT), they help patients and couples understand the purpose, process, results, and limitations of genetic testing on embryos created through in vitro fertilization (IVF). Their role is educational and supportive, not prescriptive. They do not guarantee outcomes or determine eligibility for treatment.

When Is Genetic Counseling Needed for PGT?

Genetic counseling is recommended before and after PGT. Common scenarios include:

• Carrier screening results: If you or your partner are carriers of a genetic condition, counseling helps explain the risk of passing it on and whether PGT-M (for monogenic disorders) is appropriate.
• Chromosomal abnormalities: If you have a history of recurrent miscarriage, a balanced translocation, or other chromosomal rearrangements, counseling can clarify the role of PGT-SR (for structural rearrangements).
• Advanced maternal age: Women over 35 may consider PGT-A (for aneuploidy) to screen for chromosomal number abnormalities. Counseling addresses the benefits and limitations.
• Previous affected pregnancy or child: If you have had a pregnancy or child with a genetic condition, counseling helps assess recurrence risks and testing options.
• Unexplained infertility or IVF failure: Counseling can explore whether PGT might provide insights, while emphasizing it is not a guaranteed solution.

What Does a PGT Genetic Counselor Cover?

The counseling process typically includes several key components:

1. Education About PGT Types

The counselor explains the three main types of PGT:

• PGT-A (Aneuploidy Testing): Screens embryos for the correct number of chromosomes. It can reduce the risk of miscarriage due to chromosomal abnormalities but does not guarantee a healthy baby.
• PGT-M (Monogenic Testing): Tests for specific single-gene disorders (e.g., cystic fibrosis, sickle cell disease). It requires prior knowledge of the familial mutation.
• PGT-SR (Structural Rearrangement Testing): Detects unbalanced chromosomal rearrangements, such as translocations or inversions.

2. Interpretation of Results

PGT results are reported as euploid (normal), aneuploid (abnormal), or mosaic (mixed). The counselor explains what each result means for embryo transfer potential and the likelihood of a healthy pregnancy. They also discuss the possibility of inconclusive results and the need for confirmatory prenatal testing.

3. Discussion of Alternatives and Limitations

Counseling includes a balanced view of alternatives, such as:

• Not using PGT and proceeding with embryo transfer based on morphology alone.
• Using donor gametes or embryos.
• Prenatal diagnosis (e.g., chorionic villus sampling or amniocentesis) after pregnancy.

Limitations of PGT are also addressed:

• PGT cannot detect all genetic conditions.
• Mosaic embryos may have uncertain outcomes.
• Testing errors (though rare) can occur.
• PGT does not eliminate the risk of miscarriage or birth defects entirely.

4. Emotional and Ethical Support

Genetic counselors provide a safe space to discuss emotional concerns, ethical dilemmas (e.g., what to do with affected embryos), and the impact of results on family planning. They may also refer patients to mental health professionals if needed.

Availability of PGT Genetic Counseling in Thailand

In Thailand, PGT genetic counseling is typically offered through IVF clinics that provide PGT services. Counselors may be on staff or available via referral. Patients should confirm with their chosen clinic whether genetic counseling is included in the PGT package or available as a separate service. Some clinics may offer counseling in English, while others may require a translator. It is advisable to ask about the counselor’s qualifications, such as certification from an international genetic counseling board.

Questions to Ask Your Genetic Counselor

To make the most of your session, consider preparing these questions:

• What type of PGT is recommended for my situation, and why?
• What are the success rates and limitations of this test?
• How are mosaic embryos handled?
• What are the costs involved, and are there any additional fees for counseling?
• How long does it take to receive results?
• What follow-up testing is recommended after a pregnancy?

Conclusion

A PGT genetic counselor in Thailand plays a vital role in helping patients navigate the complexities of preimplantation genetic testing. By providing clear, unbiased information and emotional support, they empower patients to make decisions aligned with their values and medical circumstances. If you are considering PGT, scheduling a genetic counseling session is an important first step.

For more information, explore our PGT in Thailand guide, other guides, and frequently asked questions.

Frequently asked questions

Do I need genetic counseling before PGT in Thailand?

Genetic counseling is strongly recommended before PGT to understand the testing options, risks, and limitations. Many clinics in Thailand offer counseling as part of the PGT process, but you should confirm availability and whether it is included in the package.

What qualifications should a PGT genetic counselor have?

Ideally, a genetic counselor should have a master's degree in genetic counseling and certification from a recognized board (e.g., American Board of Genetic Counseling). In Thailand, some counselors may have international training. Ask the clinic about the counselor's credentials.

Can I get genetic counseling in English in Thailand?

Many clinics catering to international patients offer genetic counseling in English. However, it is best to confirm with the clinic beforehand. If English is not available, a translator may be arranged.

What is the difference between PGT-A and PGT-M?

PGT-A screens embryos for chromosomal aneuploidies (abnormal number of chromosomes), while PGT-M tests for specific single-gene disorders. PGT-M requires prior knowledge of the familial mutation. A genetic counselor can help determine which test is appropriate for your situation.

Does PGT guarantee a healthy baby?

No. PGT reduces the risk of transferring embryos with certain genetic abnormalities, but it cannot detect all conditions. There is still a risk of miscarriage, birth defects, or other complications. Genetic counseling helps you understand these limitations.

Continue your research

• PGT in Thailand overview
• PGT and IVF guides
• Frequently asked questions

Medical information notice: This article is educational and does not replace individual assessment, diagnosis, genetic counselling or treatment advice from a licensed clinician. Provider services, availability, fees and policies should be verified directly before booking.